Believe it or not, but the Pittsburgh Steelers had a gnarly group of fanatastic players before their glory in the 1970's. Below I'm going to list players by position:
QB's
22 Bobby Layne, Texas (1958-1962)
7 Jim Finks, Tulsa (1949-1955)
0 Johnny Clement, Southern Methodist (1946-1948)
RB's
42 Dick Hoak, Penn State (1961-1970)
24 Byron "Whizzer" White, Colorado State (1938)
24 Johnny "Blood" McNally, Saint John's (MN) (1934; 1937-1938)
22 Jerry Nuzum, New Mexico State (1948-1951)
48 Lynn Chandnois, Michigan State (1950-1956)
30 Tom "The Bomb" Tracy, Tennessee (1958-1963)
FB's
35 John Henry Johnson, Arizona State (1960-1965)
33 Fran Rogel, Penn State (1950-1957)
Earl Gros, LSU (1967-1969)
WR's
87 Roy Jefferson, Utah (1965-1969)
25 Ray Mathews, Clemson (1951-1959)
54 Val Jansante, Villanova (1946-1951)
86 Jimmy Orr, Georgia (1958-1960)
84 Buddy Dial, Rice (1959-1963)
85 Gary Ballman, Michigan State (1962-1966)
TE's
81 Elbert Nickel, Cincinnati (1947-1957)
Bill Sortet, West Virginia (1933-1940)
Tony Bova, Saint Francis University (1942-1947)
OT's
71 Charlie Bradshaw, Baylor (1961-1966)
74 Frank Varrichione, Notre Dame (1955-1960)
28 Ted Doyle, Nebraska (1938-1945)
John Wiley, Waynesburg (1946-1950)
Frank Wydo, Cornell (1947-1951)
77 Dan James, Ohio State (1960-1966)
OG's
62 Mike Sandusky, Maryland (1957-1965)
66 Bruce Van Dyke, Missouri (1967-1973)
John Perko, Duquesne (1937-1940; 1944-1947)
C's
21 Chuck Cherundolo, Penn State (1941-1942; 1945-1948)
56 Bill Walsh, Notre Dame (1949-1954)
56 Ray Mansfield, Washington (1964-1976)
DE's
84 Bill McPeak, Pittsburgh (1949-1957)
60 Ben McGee, Jackson State (1964-1972)
72 "Big" John Baker Jr., North Carolina Central (1963-1967)
DT's
70 Ernie Stautner, Boston College (1950-1963)
76 Eugene Lipscomb, No College (1961-1962)
75 Joe Krupa, Purdue (1956-1964)
64 Chuck Hinton, North Carolina Central (1964-1970)
OLB's
49 Jerry Shipkey, UCLA (1948-1952)
57 Frank Sinkovitz, Duke (1947-1952)
63 Darrell Hogan, Baylor (1949-1953)
50 John Reger, Pittsburgh (1955-1963)
82 George Tarasovic, LSU (1952-1963)
34 Andy Russell, Missouri (1963-1976)
MLB's
66 Myron Pottios, Notre Dame (1961-1965)
60 Dale Dodrill, Colorado State (1951-1959)
CB's
80 Jack Butler, St. Bonaventure (1951-1959)
35 Bill Dudley, Virginia (1942; 1945-1946)
26 Brady Keys, Colorado State (1961-1967)
24 Johnny Sample, Maryland-Eastern Shore (1961-1962)
S's
11 Howard Hartley, Duke (1949-1952)
28 Clendon Thomas, Oklahoma (1962-1968)
47 Marv Woodson, Indiana (1964-1969)
44 Willie Daniel, Mississippi State (1961-1966)
K's
23 Armand Niccolai, Duquesne (1934-1942)
79 Lou Michaels, Kentucky (1961-1963)
P's
28 Pat Brady, Nevada-Reno (1952-1954)
39 Bobby Walden, Georgia (1968-1977)